Hi,

The Touchsmart IQ507 is a Sam's club model the specs are:
22" LCD panel display with touchscreen
Motherboard
Eve
Bios simulator
Core 2 Duo-T5850 (M) 2.16 GHz (35W)
667 MHz front side bus
Socket P
Intel Mobile GM965 Express chipset
4 GB installed memory
200 pin, DDR2 SO-DIMM (message as PC2-5300)
Integrated 10/100/1000
USB 2.0
1394

Front I/O ports
5-in-1 (1 slot) card reader + 1394 connector: 1
USB: 2
Headphone: 1
Line-in: 1

Back I/O Ports
S/PDIF out: 1
USB: 3
RJ45 10/100/1000 Mb/s LAN: 1
3.5mm analog audio port (supports 2 channels): 1
IR blaster for set-top box: 1

Back I/O Ports
S/PDIF out: 1
USB: 3
RJ45 10/100/1000 Mb/s LAN: 1
3.5mm analog audio port (supports 2 channels): 1
IR blaster for set-top box: 1

Wireless
Bluetooth wireless USB module with 802.11 b/g/n PCI Express Wireless Mini Card (finch)

TV-Tuner
AVerMedia NTSC/ATSC (A327) PCI Express x1 hybrid tv-tuner mini card

Audio
Integrated High Definition audio
Audio codec: ADI AD1984B
Supports 2 audio channels through an analog connection
Supports one S/PDIF digital connection

Video
Graphics: GeForce 9300M GS (mustang)
Memory: 256 MB

Hard drive
500 GB SATA 3G (3.0 Gb/sec): 7200 rpm

Data Storage
SuperMulti 8X SATA Slimslot DVD drive
5-in-1 (1 slot) card reader + 1394 connector

Keyboard
2.4 GHz wireless keyboard (tiger)

Mouse
2.4 GHz wireless optical mouse (fluffy)

Remote Control
Uncle Fred remote (receiver is integrated)

Speakers
4W internal speakers

Other Integrated Peripherals
Web camera

The Iq506 has the same spec's basically the difference is the 507 is the Sam's club model.

There is no HDMI port on these models and if you wanted a second monitor then you would have to get and adapter that goes from VGA to USB 2.0

Hope that helps!